Granted Patent
Utility
US 5,863,878 · App. 08/906,440
Clear, homogeneous and temperature-stable liquid laundry detergent product containing blend of anionic, nonionic and amphoteric surfactants
Inventors:
Charles D. Carr, John Ip
Patented Case
View Patent ↗
Granted: Jan 26, 1999
Filed: Aug 5, 1997
Inventors
Charles D. Carr
John Ip
Assignee (at issue)
Church & Dwight Co., Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.